Add a simple-mfd representing IMEM on SA8775p and define the PIL
relocation info region, so that post mortem tools will be able
to locate the loaded remoteprocs.

Signed-off-by: Tengfei Fan <quic_tengfan@quicinc.com>
---
 arch/arm64/boot/dts/qcom/sa8775p.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index eae0de9720b5..89496728d840 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -3044,6 +3044,20 @@ tlmm: pinctrl@f000000 {
 			wakeup-parent = <&pdc>;
 		};
 
+		sram: sram@146d8000 {
+			compatible = "qcom,sa8775p-imem", "syscon", "simple-mfd";
+			reg = <0x0 0x146d8000 0x0 0x1000>;
+			ranges = <0x0 0x0 0x146d8000 0x1000>;
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			pil-reloc@94c {
+				compatible = "qcom,pil-reloc-info";
+				reg = <0x94c 0xc8>;
+			};
+		};
+
 		apps_smmu: iommu@15000000 {
 			compatible = "qcom,sa8775p-smmu-500", "qcom,smmu-500", "arm,mmu-500";
 			reg = <0x0 0x15000000 0x0 0x100000>;
-- 
2.25.1

On 5/31/2024 3:05 PM, Tengfei Fan wrote:
> Add a simple-mfd representing IMEM on SA8775p and define the PIL
> relocation info region, so that post mortem tools will be able
> to locate the loaded remoteprocs.
> 
> Signed-off-by: Tengfei Fan <quic_tengfan@quicinc.com>
> ---
>   arch/arm64/boot/dts/qcom/sa8775p.dtsi | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> index eae0de9720b5..89496728d840 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -3044,6 +3044,20 @@ tlmm: pinctrl@f000000 {
>   			wakeup-parent = <&pdc>;
>   		};
>   
> +		sram: sram@146d8000 {
> +			compatible = "qcom,sa8775p-imem", "syscon", "simple-mfd";
> +			reg = <0x0 0x146d8000 0x0 0x1000>;
> +			ranges = <0x0 0x0 0x146d8000 0x1000>;
> +
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +
> +			pil-reloc@94c {
> +				compatible = "qcom,pil-reloc-info";
> +				reg = <0x94c 0xc8>;
> +			};
> +		};
> +

Reviewed-by: Mukesh Ojha <quic_mojha@quicinc.com>

-Mukesh

On 31.05.2024 11:35 AM, Tengfei Fan wrote:
> Add a simple-mfd representing IMEM on SA8775p and define the PIL
> relocation info region, so that post mortem tools will be able
> to locate the loaded remoteprocs.
> 
> Signed-off-by: Tengfei Fan <quic_tengfan@quicinc.com>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad

On Fri, May 31, 2024 at 05:35:31PM +0800, Tengfei Fan wrote:
> Add a simple-mfd representing IMEM on SA8775p and define the PIL
> relocation info region, so that post mortem tools will be able
> to locate the loaded remoteprocs.
> 
> Signed-off-by: Tengfei Fan <quic_tengfan@quicinc.com>
> ---
>  arch/arm64/boot/dts/qcom/sa8775p.dtsi | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>


-- 
With best wishes
Dmitry